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ISAAC
2009
Springer
14 years 4 months ago
2009
Springer
Abstract. Buhrman, Cleve and Wigderson gave a general communication protocol for block-composed functions f(g1(x1 , y1 ), · · · , gn(xn , yn )) by simulating a decision tree com...
ISAAC
2009
Springer
14 years 4 months ago
2009
Springer
Connected bipartite permutation graphs without vertex labels are investigated. First, the number of connected bipartite permutation graphs of n vertices is given. Based on the num...
ISAAC
2009
Springer
14 years 4 months ago
2009
Springer
It is shown that if a planar straight line graph (PSLG) with n vertices in general position in the plane can be augmented to a 3-edge-connected PSLG, then 2n−2 new edges are enou...
ISAAC
2009
Springer
14 years 4 months ago
2009
Springer
Abstract. Connected dominating set (CDS) has a wide range of applications in wireless ad hoc networks. A number of approximation algorithms for constructing a small CDS in wireless...
ISAAC
2009
Springer
14 years 4 months ago
2009
Springer
We present an algorithm that for any graph G and integer k ≥ 0 in time polynomial in the size of G either nds a spanning tree with at least k internal vertices, or outputs a ne...